<template>
  <div>
    <vxe-gantt ref="ganttRef" v-bind="ganttOptions"></vxe-gantt>
  </div>
</template>

<script lang="tsx">
import Vue from 'vue'
import type { VxeGanttInstance, VxeGanttProps } from 'vxe-gantt'

interface RowVO {
  id: number
  title: string
  start: string
  end: string
  progress: number
}

export default Vue.extend({
  data () {
    const ganttOptions: VxeGanttProps<RowVO> = { }

    return {
      ganttOptions
    }
  },
  created () {
    this.ganttOptions = {
      border: true,
      taskBarConfig: {
        showProgress: true,
        showContent: true
      },
      columns: [
        {
          type: 'checkbox',
          width: 60,
          slots: {
            header: ({ checked, indeterminate }) => {
              return <span class="custom-checkbox" onClick={ this.toggleAllCheckboxEvent }>
            {
              indeterminate
                ? <i class="vxe-icon-square-minus-fill"></i>
                : (
                    checked ? <i class="vxe-icon-square-checked-fill"></i> : <i class="vxe-icon-checkbox-unchecked"></i>
                  )
            }
          </span>
            },
            checkbox: ({ row, checked, indeterminate }) => {
              return <span class="custom-checkbox" onClick={ () => this.toggleCheckboxEvent(row) }>
            {
              indeterminate
                ? <i class="vxe-icon-square-minus-fill"></i>
                : (
                    checked ? <i class="vxe-icon-square-checked-fill"></i> : <i class="vxe-icon-checkbox-unchecked"></i>
                  )
            }
          </span>
            }
          }
        },
        { field: 'title', title: '任务名称', minWidth: 140 },
        { field: 'start', title: '开始时间', width: 100 },
        { field: 'end', title: '结束时间', width: 100 }
      ],
      data: [
        { id: 10001, title: 'A项目', start: '2024-03-01', end: '2024-03-04', progress: 3 },
        { id: 10002, title: '城市道路修理进度', start: '2024-03-03', end: '2024-03-08', progress: 10 },
        { id: 10003, title: 'B大工程', start: '2024-03-03', end: '2024-03-11', progress: 90 },
        { id: 10004, title: '超级大工程', start: '2024-03-05', end: '2024-03-11', progress: 15 },
        { id: 10005, title: '地球净化项目', start: '2024-03-08', end: '2024-03-15', progress: 100 },
        { id: 10006, title: '一个小目标项目', start: '2024-03-10', end: '2024-03-21', progress: 5 },
        { id: 10007, title: '某某计划', start: '2024-03-15', end: '2024-03-24', progress: 70 },
        { id: 10008, title: '某某科技项目', start: '2024-03-20', end: '2024-03-29', progress: 50 },
        { id: 10009, title: '地铁建设工程', start: '2024-03-19', end: '2024-03-20', progress: 5 },
        { id: 10010, title: '铁路修建计划', start: '2024-03-12', end: '2024-03-20', progress: 10 }
      ]
    }
  },
  methods: {
    toggleAllCheckboxEvent () {
      const $gantt = this.$refs.ganttRef as VxeGanttInstance<RowVO>
      if ($gantt) {
        $gantt.toggleAllCheckboxRow()
      }
    },
    toggleCheckboxEvent (row) {
      const $gantt = this.$refs.ganttRef as VxeGanttInstance<RowVO>
      if ($gantt) {
        $gantt.toggleCheckboxRow(row)
      }
    }
  }
})
</script>
